The Current Temperature map shows the current temperatures color ... In most of the world (except for the United States, Jamaica, and a few other countries), the degree Celsius scale is used ...

Another Arctic blast has been forecast to bring frigid air to a large section of the United States later in January.

Bitter temperatures are forecast to hit swathes of the U.S. this weekend as a polar vortex—the area of cold air that ...

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...